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authorGeert Uytterhoeven <geert+renesas@glider.be>2014-11-17 15:30:32 +0100
committerLinus Walleij <linus.walleij@linaro.org>2014-11-28 11:28:10 +0100
commitfcb8bd47027a2a8dbf6a0212ae09fc86fbe71627 (patch)
treeddcc60b2356ca1259b0c4098f6d2eb3fa93613e3
parentgpio: Check if base is positive before calling gpio_is_valid() (diff)
downloadlinux-fcb8bd47027a2a8dbf6a0212ae09fc86fbe71627.tar.xz
linux-fcb8bd47027a2a8dbf6a0212ae09fc86fbe71627.zip
gpio: em: Use dynamic allocation of GPIOs
Use dynamic allocation of GPIOs instead of looking at the gpio%u alias in DT. Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
-rw-r--r--drivers/gpio/gpio-em.c7
1 files changed, 1 insertions, 6 deletions
diff --git a/drivers/gpio/gpio-em.c b/drivers/gpio/gpio-em.c
index 21d34d4d473d..c3434146f605 100644
--- a/drivers/gpio/gpio-em.c
+++ b/drivers/gpio/gpio-em.c
@@ -330,12 +330,7 @@ static int em_gio_probe(struct platform_device *pdev)
goto err0;
}
- ret = of_alias_get_id(pdev->dev.of_node, "gpio");
- if (ret < 0) {
- dev_err(&pdev->dev, "Couldn't get OF id\n");
- goto err0;
- }
- pdata->gpio_base = ret * 32; /* 32 GPIOs per instance */
+ pdata->gpio_base = -1;
}
gpio_chip = &p->gpio_chip;